21728001

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1301}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 30623040

約数和(自身を除く): 8895039

約数列:

[1, 3, 19, 57, 293, 879, 1301, 3903, 5567, 16701, 24719, 74157, 381193, 1143579, 7242667, 21728001]

約数ペア:

[(1, 21728001), (3, 7242667), (19, 1143579), (57, 381193), (293, 74157), (879, 24719), (1301, 16701), (3903, 5567)]